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e3e4a1985a
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20 lines
598 B
GLSL
20 lines
598 B
GLSL
// Warning! Beware to use this shader. "discard" command may significally reduce performance.
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// Unfortunately some CG algorithms cannot be implemented on OpenGL ES 2.0 without discarding
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// fragments from depth buffer.
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uniform sampler2D u_colorTex;
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uniform float u_opacity;
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uniform vec4 u_maskColor;
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varying vec2 v_colorTexCoords;
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void main()
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{
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vec4 finalColor = texture2D(u_colorTex, v_colorTexCoords);
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finalColor.a *= u_opacity;
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if (finalColor.a < 0.01)
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discard;
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finalColor = vec4(mix(finalColor.rgb, u_maskColor.rgb, u_maskColor.a), finalColor.a);
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gl_FragColor = finalColor;
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}
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